* added argoverse-download ability * bugfix * add support for Argoverse dataset * Refactored code * renamed to argoverse-HD * unzip -q and YOLOv5 small cleanup items * add image counts Co-authored-by: Kartikeya Sharma <kartikes@trinity.vision.cs.cmu.edu> Co-authored-by: Kartikeya Sharma <kartikes@trinity-0-32.eth> Co-authored-by: Glenn Jocher <glenn.jocher@ultralytics.com>